import axios from 'axios'
// import { Message } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'

// create an axios instance
const service = axios.create({
  // process.env.VUE_xxx 是读取的配置文件的环境变量参数
  // 环境变量 .evt.xxx
  // 所有的环境变量参数都以_VUE开头 否则不识别
  // 环境变量文件需要放在根目录下
  // .env.development 开发环境
  // .evn.production 生产环境
  // .evn.staging 可以理解为开发环境
  baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 5000 // request timeout
})

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent

    if (store.getters.token) {
      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      config.headers.token = getToken()
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
   */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    const res = response.data
    return res
  },
  error => {
    console.log('err' + error) // for debug
  }
)

// if the custom code is not 20000, it is judged as an error.
//   if (res.code !== 20000) {
//     Message({
//       message: res.message || 'Error',
//       type: 'error',
//       duration: 5 * 1000
//     })

//     // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
//     if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
//       // to re-login
//       MessageBox.confirm(
//         'You have been logged out, you can cancel to stay on this page, or log in again',
//         'Confirm logout',
//         {
//           confirmButtonText: 'Re-Login',
//           cancelButtonText: 'Cancel',
//           type: 'warning'
//         }
//       ).then(() => {
//         store.dispatch('user/resetToken').then(() => {
//           location.reload()
//         })
//       })
//     }
//     return Promise.reject(new Error(res.message || 'Error'))
//   } else {
//     return res
//   }
// },

// Message({
//   message: error.message,
//   type: 'error',
//   duration: 5 * 1000
// })
// return Promise.reject(error);

export const get = (url, params) => service.get(url, { params })
export const post = (url, data) => service.post(url, data)
export const put = (url, data) => service.put(url, data)
export const del = url => service.delete(url)
export default service
